Top Five Concepts from Frankfurt

As the largest auto show in the world, the biennial Frankfurt fest is noted more for its production-car launches than it is for show-stopping concepts like the dream cars that are the staple of the Geneva and Detroit exhibitions.

Still, with every major manufacturer in the world present, invariably there is a wide selection of concepts on display. Here are our top five picks of the hottest show cars to bow at the Frankfurt Messe.